Wheeled Storage Container with Railing Hook and Locking Handle
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Solution Overview
Problem
Existing storage devices lack top-access design, means to hang from a railing or cage, and a locking arm that can secure the lid while acting as a handle, limiting their functionality and versatility.
Innovation Solution
A wheeled storage container with a body having a drop lip portion for railing attachment, a hingingly coupled lid with locking mechanism, and a locking arm that serves as a handle, allowing top-access and secure closure, along with a tray for compartmentalized storage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a storage device is designed with traditional front shelving access, then the structure is simple and easy to manufacture, but the device lacks top-access capability and cannot be hung from a railing or cage
Solution Approach 1:
The lid is designed to serve multiple functions: it acts as a cover for the storage compartment, provides a top-access surface for retrieving items, and incorporates a notched cutout that enables the entire device to be hung from a railing or cage. This multi-functionality resolves the contradiction by adding versatility without proportionally increasing complexity.
Solution Approach 2:
The back panel is segmented with a notched cutout that creates a hook-like structure. This segmentation allows the device to be mounted on railings or cages, adding hanging capability to the otherwise simple storage box structure, thereby improving adaptability with minimal added complexity.
2Reliability
If a locking mechanism is added to secure the lid, then the storage security is improved, but the device complexity increases
Solution Approach 1:
The locking arm combines multiple functions into a single component: it locks the lid in place through a catch mechanism, serves as a handle for moving the device, and can be positioned in different locations. This merging of functions improves lid security while minimizing the increase in device complexity by using a single multi-functional element rather than separate locking and handling components.
Solution Approach 2:
The locking arm is designed to be manually operated by the user without requiring additional tools or complex mechanisms. The user can easily engage and disengage the lock by moving the arm, and the same arm serves as a handle for transporting the device. This self-service approach provides reliable locking while keeping the system simple.
3Adaptability or versatility
If a locking arm is designed to serve as both a lock and a handle, then the device versatility is improved, but the design complexity increases
Solution Approach 1:
The locking arm is designed as a universal component that performs multiple functions: it locks the lid through a catch portion, serves as a handle for moving the device when positioned in certain locations, and can be operated in different states. This multi-functionality resolves the contradiction by maximizing the utility of a single component, improving versatility while the integrated design actually reduces overall complexity compared to having separate locking and handling elements.
Data Source
AI summary
A wheeled storage container apparatus for storing and transporting tools and equipment includes a body having a body back side with a drop lip portion extending down from proximal a body top side and defining a catch cavity to hook onto a railing. A lid is coupled to a body front side to selectively cover or expose the body top side. A pair of wheels is coupled to the body. A tray has a tray rim selectively engageable with the body top side and a plurality of tray compartments extending down into the body inside. A locking arm has a pivot portion pivotably coupled to the drop lip portion of the body back side, an arm portion extending from the pivot portion, and a catch portion extending from the arm portion. The catch portion is selectively engageable with the lid to maintain the lid in a closed position.